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backend/node_modules/rxjs/src/ajax/index.ts

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+export { ajax } from '../internal/ajax/ajax';
+export { AjaxError, AjaxTimeoutError } from '../internal/ajax/errors';
+export { AjaxResponse } from '../internal/ajax/AjaxResponse';
+export { AjaxRequest, AjaxConfig, AjaxDirection } from '../internal/ajax/types';